2023775 has 18 divisors (see below), whose sum is σ = 2723040. Its totient is φ = 1491360.

The previous prime is 2023753. The next prime is 2023783. The reversal of 2023775 is 5773202.

It is not a de Polignac number, because 2023775 - 2¹⁰ = 2022751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3986 + ... + 4464.

It is an arithmetic number, because the mean of its divisors is an integer number (151280).

2^2023775 is an apocalyptic number.

2023775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2023775 is a deficient number, since it is larger than the sum of its proper divisors (699265).

2023775 is a wasteful number, since it uses less digits than its factorization.

2023775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515 (or 497 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 26.

The square root of 2023775 is about 1422.5944608356. The cubic root of 2023775 is about 126.4893834144.

Adding to 2023775 its reverse (5773202), we get a palindrome (7796977).

The spelling of 2023775 in words is "two million, twenty-three thousand, seven hundred seventy-five".